lattice/latticegpu.jl
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added rng arguments to HMC function

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This commit is contained in:
Nicolas Lang 2023-11-27 13:19:26 +01:00
parent 5f72bc34ea
commit 830163e90f
2 changed files with 7 additions and 7 deletions
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6
src/YM/YMfields.jl
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@ -9,11 +9,11 @@
### created: Thu Jul 15 15:16:47 2021 ### created: Thu Jul 15 15:16:47 2021
### ###
function randomize!(f, lp::SpaceParm, ymws::YMworkspace) function randomize!(f, lp::SpaceParm, ymws::YMworkspace; curng=CUDA.default_rng())
if ymws.ALG == SU2alg if ymws.ALG == SU2alg
@timeit "Randomize SU(2) algebra field" begin @timeit "Randomize SU(2) algebra field" begin
m = CUDA.randn(ymws.PRC, lp.bsz,lp.ndim,3,lp.rsz) m = Random.randn(curng, ymws.PRC, lp.bsz,lp.ndim,3,lp.rsz)
CUDA.@sync begin CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_assign_SU2!(f,m,lp) CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_assign_SU2!(f,m,lp)
end end
@ -23,7 +23,7 @@ function randomize!(f, lp::SpaceParm, ymws::YMworkspace)
if ymws.ALG == SU3alg if ymws.ALG == SU3alg
@timeit "Randomize SU(3) algebra field" begin @timeit "Randomize SU(3) algebra field" begin
m = CUDA.randn(ymws.PRC, lp.bsz,lp.ndim,8,lp.rsz) m = Random.randn(curng, ymws.PRC, lp.bsz,lp.ndim,8,lp.rsz)
CUDA.@sync begin CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_assign_SU3!(f,m,lp) CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_assign_SU3!(f,m,lp)
end end

8
src/YM/YMhmc.jl
View file

@ -58,13 +58,13 @@ function hamiltonian(mom, U, lp, gp, ymws)
return K+V return K+V
end end
function HMC!(U, int::IntrScheme, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspace{T}; noacc=false) where T function HMC!(U, int::IntrScheme, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspace{T}; noacc=false, rng=Random.default_rng(), curng=CUDA.default_rng()) where T
@timeit "HMC trayectory" begin @timeit "HMC trayectory" begin
ymws.U1 .= U ymws.U1 .= U
randomize!(ymws.mom, lp, ymws) randomize!(ymws.mom, lp, ymws; curng)
hini = hamiltonian(ymws.mom, U, lp, gp, ymws) hini = hamiltonian(ymws.mom, U, lp, gp, ymws)
MD!(ymws.mom, U, int, lp, gp, ymws) MD!(ymws.mom, U, int, lp, gp, ymws)
@ -78,7 +78,7 @@ function HMC!(U, int::IntrScheme, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspac
end end
if (pacc < 1.0) if (pacc < 1.0)
r = rand() r = rand(rng)
if (pacc < r) if (pacc < r)
U .= ymws.U1 U .= ymws.U1
acc = false acc = false
@ -90,7 +90,7 @@ function HMC!(U, int::IntrScheme, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspac
end end
return dh, acc return dh, acc
end end
HMC!(U, eps, ns, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspace{T}; noacc=false) where T = HMC!(U, omf4(T, eps, ns), lp, gp, ymws; noacc=noacc) HMC!(U, eps, ns, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspace{T}; noacc=false, rng=Random.default_rng(), curng=CUDA.default_rng()) where T = HMC!(U, omf4(T, eps, ns), lp, gp, ymws; noacc=noacc, rng, curng)
function MD!(mom, U, int::IntrScheme{NI, T}, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspace{T}) where {NI, T <: AbstractFloat} function MD!(mom, U, int::IntrScheme{NI, T}, lp::SpaceParm, gp::GaugeParm, ymws::YMworkspace{T}) where {NI, T <: AbstractFloat}